the new arms control agreement with Russia, replacing the Strategic Arms Reduction Treaty (START) treaty that expired on December 5th will be updated and reduce United States and Russia's nuclear arsenals by one third.
This I learned today - The TILTcast
President Obama - "Good morning, everybody. I just concluded a productive phone call with President Medvedev. And I'm pleased to announce that after a year of intense negotiations, the United States and Russia have agreed to the most comprehensive arms control agreement in nearly two decades."